The main idea is to separate the tamper detection and tamper localization.
其主要思想把篡改检测和篡改定位相分离。
The double digital watermarking scheme is precise to tamper localization. The watermark is born from the original image.
本文使用的水印信息是由载体图像生成、基于图像内容的水印图像。
A hierarchical semi-fragile digital watermarking algorithm was designed for image content integrality authentication, tamper localization and recovery.
设计并实现了一种基于分层的半脆弱数字水印算法，用于图像内容完整性认证，篡改定位和恢复。
Theory analysis and experimental results demonstrate that the proposed scheme improves the accuracy of tamper localization as well as ensure the security.
理论分析和实验数据表明，该方案在保证系统安全性的同时，有效地提高了篡改定位的精度。
Experimental results show that the robust watermark can provide high robustness to conventional attacks, and malicious tampering, it has good accuracy of tamper localization.
实验结果表明，该算法能有效抵抗各种常规攻击，区分常规攻击与恶意篡改，并能对恶意篡改进行定位。
The experimental results show that the proposed algorithm is able to authenticate the video contents and detect the tamper localization, and it is robust for MPEG-4 compression.
实验结果表明，算法能够对视频内容进行验证并实现篡改定位，且对MPEG-4压缩具有鲁棒性。
The simulation results show that the proposed algorithm has precise tamper localization to any size of brightness images and RGB images, and has good tamper recovery performance.
仿真实验表明，该算法对任意大小的亮度图像、RGB图像具有高精度的篡改定位能力，并且具有很好的篡改恢复性能。
The experimental result shows this algorithm can realize copyright protection, tamper detection and localization well.
实验结果表明该算法能够很好地实现数字图像版权保护、篡改检测和定位。
The experimental result shows this algorithm can realize copyright protection, tamper detection and localization well.
实验结果表明该算法能够很好地实现数字图像版权保护、篡改检测和定位。
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